RFR: Merge jdk8u:master

[Andrew John Hughes]

Merge jdk8u372-b02

-------------

Commit messages:
 - Merge jdk8u372-b02
 - 7124381: DragSourceListener.dragDropEnd() never been called on completion of dnd operation
 - 8301550: [8u] Enable additional linux build testing in GitHub
 - 8177560: @headful key can be removed from the tests for JavaSound
 - 8280048: Missing comma in copyright header
 - 8233570: [TESTBUG] HTMLEditorKit test bug5043626.java is failing on macos
 - 8287741: Fix of JDK-8287107 (unused cgv1 freezer controller) was incomplete
 - 8301332: [8u] Fix writing of test files after the cgroups v2 backport
 - 8287107: CgroupSubsystemFactory.setCgroupV2Path asserts with freezer controller
 - 8275650: Problemlist java/io/File/createTempFile/SpecialTempFile.java for Windows 11
 - ... and 1 more: https://git.openjdk.org/shenandoah-jdk8u/compare/59178cdb...2efa0723

The merge commit only contains trivial merges, so no merge-specific webrevs have been generated.

Changes: https://git.openjdk.org/shenandoah-jdk8u/pull/41/files
  Stats: 474 lines in 24 files changed: 229 ins; 108 del; 137 mod
  Patch: https://git.openjdk.org/shenandoah-jdk8u/pull/41.diff
  Fetch: git fetch https://git.openjdk.org/shenandoah-jdk8u.git pull/41/head:pull/41

PR: https://git.openjdk.org/shenandoah-jdk8u/pull/41